define(["jquery","core/tree"],function(a,b){return{init:function(a){var c=new b(".block_navigation .block_tree");c.finishExpandingGroup=function(c){b.prototype.finishExpandingGroup.call(this,c),Y.use("moodle-core-event",function(){Y.Global.fire(M.core.globalEvents.BLOCK_CONTENT_UPDATED,{instanceid:a})})},c.collapseGroup=function(c){b.prototype.collapseGroup.call(this,c),Y.use("moodle-core-event",function(){Y.Global.fire(M.core.globalEvents.BLOCK_CONTENT_UPDATED,{instanceid:a})})}}}});